William S. Clark
William S. Clark is an acknowledged authority on raptors and has traveled to study raptors worldwide. He has published multiple papers on many raptor subjects, and is the author of four field guides covering raptors of Europe, North America, Mexico and Central America.
William S. Clark is an acknowledged authority on raptors and has traveled to study raptors worldwide. He has published multiple papers on many raptor subjects, and is the author of four field guides covering raptors of Europe, North America, Mexico and Central America. See less
William S. Clark's Featured Books